1986年1～6月新昌县4个区11个乡(镇),在既往接种过麻疹疫苗的农村散居儿童中陆续发生“出疹性”病例,临床诊断颇不一致。经采用麻疹和风疹常规血抑试验(HI),测定其lgG抗体并用SPA吸收试验,测定其lgM抗体,最后确证为一次风疹流行。现将其结果报道如下。材料和方法一、流行病学与临床资料的搜集自发现首例出疹性患儿起,即进行个案调查,并采集耳垂血分离血清保存待检。 From January to June 1986, 11 townships (towns) in 4 districts of Xinchang County successively suffered from “rash” cases in rural diasporas who had previously been vaccinated against measles. The clinical diagnosis was rather inconsistent. After using conventional blood test (HI) measles and rubella, lgG antibody was measured and SPA absorption test was measured lgM antibody, and finally confirmed as a rubella epidemic. The results are reported below. Materials and methods First, the collection of epidemiological and clinical data Since the first case of rash in children, that is, a case investigation and collection of earlobe blood serum was seized.